# OCME · 知識與練習查找

302 MKO / 1,441 families / 360 batches / 36,000 questions.

36,000 second-context math/bilingual reviewed; 0 display/symbol-checked candidates. Source questions: candidate. English: ai_candidate. No new proof, Lean, SREG or training.

1 results; page 1/1.

## 第 2813 題：有限基數下的雙射存在可能性

- ID: `q-20261004-advance-20261005-r03-bijective-0088`; number: 2813
- Processing: second_context_reviewed
- MKO: [mko-bijective](/zh-Hant/mko/mko-bijective/)
- Family: [qf-bijective-cardinality-possibility](/zh-Hant/explore/?family=qf-bijective-cardinality-possibility)
- Batch: [batch-20261004-advance-20261005-r03-bijective-foundations](/zh-Hant/explore/?batch=batch-20261004-advance-20261005-r03-bijective-foundations)
- [Derivation](/zh-Hant/questions/q-20261004-advance-20261005-r03-bijective-0088/) / [Markdown](/zh-Hant/questions/q-20261004-advance-20261005-r03-bijective-0088/index.md) / [JSON](/data/question-derivations/questions/q-20261004-advance-20261005-r03-bijective-0088.json)